Commercial Motion Sensor Based Low-Cost and Convenient Interactive Treadmill

Interactive treadmills were developed to improve the simulation of overground walking when compared to conventional treadmills. However, currently available interactive treadmills are expensive and inconvenient, which limits their use. We propose a low-cost and convenient version of the interactive...

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Main Authors: Jonghyun Kim, Andrew Gravunder, Hyung-Soon Park
Format: Article
Language:English
Published: MDPI AG 2015-09-01
Series:Sensors
Subjects:
Online Access:http://www.mdpi.com/1424-8220/15/9/23667
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author Jonghyun Kim
Andrew Gravunder
Hyung-Soon Park
author_facet Jonghyun Kim
Andrew Gravunder
Hyung-Soon Park
author_sort Jonghyun Kim
collection DOAJ
description Interactive treadmills were developed to improve the simulation of overground walking when compared to conventional treadmills. However, currently available interactive treadmills are expensive and inconvenient, which limits their use. We propose a low-cost and convenient version of the interactive treadmill that does not require expensive equipment and a complicated setup. As a substitute for high-cost sensors, such as motion capture systems, a low-cost motion sensor was used to recognize the subject’s intention for speed changing. Moreover, the sensor enables the subject to make a convenient and safe stop using gesture recognition. For further cost reduction, the novel interactive treadmill was based on an inexpensive treadmill platform and a novel high-level speed control scheme was applied to maximize performance for simulating overground walking. Pilot tests with ten healthy subjects were conducted and results demonstrated that the proposed treadmill achieves similar performance to a typical, costly, interactive treadmill that contains a motion capture system and an instrumented treadmill, while providing a convenient and safe method for stopping.
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spelling doaj.art-58b9698c98c942d99078c622ec00a7ef2022-12-22T04:10:18ZengMDPI AGSensors1424-82202015-09-01159236672368310.3390/s150923667s150923667Commercial Motion Sensor Based Low-Cost and Convenient Interactive TreadmillJonghyun Kim0Andrew Gravunder1Hyung-Soon Park2DGIST, Department of Robotics Engineering, 333 Techno Jungang-daero, Hyeonpung-Myeon, Dalseong-gun, Daegu 42988, South KoreaNational Institutes of Health, Rehabilitation Medicine Department, 10 Center Drive, MSC-1604, Bethesda, MD 20892, USAKorea Advanced Institute of Science and Technology, Department of Mechanical Engineering, 291 Daehakro, Yuseong-gu, Daejeon 34141, South KoreaInteractive treadmills were developed to improve the simulation of overground walking when compared to conventional treadmills. However, currently available interactive treadmills are expensive and inconvenient, which limits their use. We propose a low-cost and convenient version of the interactive treadmill that does not require expensive equipment and a complicated setup. As a substitute for high-cost sensors, such as motion capture systems, a low-cost motion sensor was used to recognize the subject’s intention for speed changing. Moreover, the sensor enables the subject to make a convenient and safe stop using gesture recognition. For further cost reduction, the novel interactive treadmill was based on an inexpensive treadmill platform and a novel high-level speed control scheme was applied to maximize performance for simulating overground walking. Pilot tests with ten healthy subjects were conducted and results demonstrated that the proposed treadmill achieves similar performance to a typical, costly, interactive treadmill that contains a motion capture system and an instrumented treadmill, while providing a convenient and safe method for stopping.http://www.mdpi.com/1424-8220/15/9/23667motion sensorinteractive treadmilllow-costconvenienceself-paced treadmilltreadmill-on-demandwalkinglocomotion
spellingShingle Jonghyun Kim
Andrew Gravunder
Hyung-Soon Park
Commercial Motion Sensor Based Low-Cost and Convenient Interactive Treadmill
Sensors
motion sensor
interactive treadmill
low-cost
convenience
self-paced treadmill
treadmill-on-demand
walking
locomotion
title Commercial Motion Sensor Based Low-Cost and Convenient Interactive Treadmill
title_full Commercial Motion Sensor Based Low-Cost and Convenient Interactive Treadmill
title_fullStr Commercial Motion Sensor Based Low-Cost and Convenient Interactive Treadmill
title_full_unstemmed Commercial Motion Sensor Based Low-Cost and Convenient Interactive Treadmill
title_short Commercial Motion Sensor Based Low-Cost and Convenient Interactive Treadmill
title_sort commercial motion sensor based low cost and convenient interactive treadmill
topic motion sensor
interactive treadmill
low-cost
convenience
self-paced treadmill
treadmill-on-demand
walking
locomotion
url http://www.mdpi.com/1424-8220/15/9/23667
work_keys_str_mv AT jonghyunkim commercialmotionsensorbasedlowcostandconvenientinteractivetreadmill
AT andrewgravunder commercialmotionsensorbasedlowcostandconvenientinteractivetreadmill
AT hyungsoonpark commercialmotionsensorbasedlowcostandconvenientinteractivetreadmill